20" LCD Color Monitor HP 2009M&2009F
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10. White- Balance, Luminance Adjustment
Approximately 30 minutes should be allowed for warm up before proceeding
White-Balance adjustment.
1. How to do the Chroma-7120 MEM .Channel setting
A. Reference to chroma 7120 user guide
B. Use “ SC” key and “ NEXT” key to modify xyY value and use “ID” key to modify the
TEXT description Following is the procedure to do white-balance adjust
2. Setting the color temp. You want
A. 9300k color:
9300 color temp. parameter is x = 283 ±15, y = 297 ±15, Y> 200 cd/m
2 ,
B. sRGB color:
sRGB color temp. parameter is x = 313±15, y = 329 ±15, Y>230 cd/m
2
)
C. 6500K color:
6500K color temp. parameter is x = 313±15, y = 329 ±15, Y>230 cd/m
2
)
3. Into factory mode :
Turn on power, press the “+”and menu button, pull out the power cord, and then plug the power cord.
Then the factory OSD will be at the left top of the panel.
4. Bias adjustment:
Set the Contrast
to 80
Adjust the Brightness
to 90.
5. Gain adjustment :
Move cursor to “-F-” and press MENU key
A. Adjust 9300k color-temperature
1. Switch the Chroma-7120 to 9300k channel.
2. The chroma 7120 will show x = 283±15, y = 297 ±15, Y>200 cd/m
2
3. Switch the chroma-720 to RGB MODE (with press “MODE” button to change)
4. Adjust the RED on factory window until chroma 7120 indicator reached
the value R=100
5. Adjust the GREEN on factory window until chroma 7120 indicator reached
the value G=100
6. Adjust the BLUE on factory window until chroma 7120 indicator reached
the value B=100
7. Repeat above procedure ( item 4,5,6) until chroma 7120 RGB value meet the
tolerance =100±2
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